Figure 3
From: Multimodal monitoring intracranial pressure by invasive and noninvasive means

ROC curves of the noninvasive methods. (A) mean P2/P1 (B) mean TTP. (C) mean ONSD D) PI of TCD, (E) Sum of CT, (F) Combination of B4c and TCD. Abbreviations: B4C: Brain4care monitor; CT: Computerized Tomography; P2/P1: P2/P1 ratio; ONSD: Optic Nerve Sheath Diameter; PI: Pulsatility Index, TTP: Time-to-Peak; TCD: Transcranial Doppler.